diff --git a/src/enum/clan.enum.ts b/src/enum/clan.enum.ts
new file mode 100644
index 0000000..6144b13
--- /dev/null
+++ b/src/enum/clan.enum.ts
@@ -0,0 +1,5 @@
+export enum ClanRole {
+  Master = 'MASTER',
+  Officer = 'OFFICER',
+  Regular = 'REGULAR',
+}
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index f396e3e..b525413 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,6 +1,9 @@
 import axios from "axios";
 import { Endpoint, Server } from "./enum/common.enum";
+import { Clan } from "./interfaces/clan.interface";
 import { Achievement } from "./interfaces/common.interface";
+import { Player } from "./interfaces/player.interface";
+import { Top } from "./interfaces/top.interface";
 import formatService from "./services/format.service";
 
 export class WFApi {
@@ -43,7 +46,7 @@ export class WFApi {
     });
   }
 
-  async getTop100(server: Server) {
+  async getTop100(server: Server): Promise<Top> {
     return new Promise(async (resolve, reject) => {
       if(!server) {
         return reject('no_server_specified');
@@ -60,7 +63,7 @@ export class WFApi {
     });
   }
 
-  async getPlayer(name: string, server: Server | null = null) {
+  async getPlayer(name: string, server: Server | null = null): Promise<Player> {
     return new Promise(async (resolve, reject) => {
       if(!name) {
         reject(new Error('nickname_not_specified'));
@@ -102,7 +105,7 @@ export class WFApi {
     });
   }
 
-  async getClan(name: string, server: Server | null = null) {
+  async getClan(name: string, server: Server | null = null): Promise<Clan> {
     return new Promise(async (resolve, reject) => {
       if(!name) {
         reject('name_is_not_specified');
diff --git a/src/interfaces/clan.interface.ts b/src/interfaces/clan.interface.ts
new file mode 100644
index 0000000..03243cf
--- /dev/null
+++ b/src/interfaces/clan.interface.ts
@@ -0,0 +1,14 @@
+import { ClanRole } from "../enum/clan.enum";
+
+export interface ClanMember {
+  nickname: string;
+  rank_id: string;
+  clan_points: string;
+  clan_role: ClanRole;
+}
+
+export interface Clan {
+  id: string;
+  name: string;
+  members: ClanMember[];  
+}
diff --git a/src/interfaces/player.interface.ts b/src/interfaces/player.interface.ts
new file mode 100644
index 0000000..d6e743d
--- /dev/null
+++ b/src/interfaces/player.interface.ts
@@ -0,0 +1,34 @@
+import { Achievement } from "./common.interface";
+
+export interface Player {
+  user_id?: string;
+  nickname?: string;
+  experience?: number;
+  rank_id?: number;
+  clan_id?: number;
+  clan_name?: string;
+  kill?: number;
+  friendly_kills?: number;
+  kills?: number;
+  death?: number;
+  pvp?: number;
+  pve_kill?: number;
+  pve_friendly_kills?: number;
+  pve_kills?: number;
+  pve_death?: number;
+  pve?: number;
+  playtime?: number;
+  playtime_h?: number;
+  playtime_m?: number;
+  favoritPVP?: string;
+  favoritPVE?: string;
+  pve_wins?: number;
+  pvp_wins?: number;
+  pvp_lost?: number;
+  pve_lost?: number;
+  pve_all?: number;
+  pvp_all?: number;
+  pvp_wl?: number;
+  full_player?: Record<string, unknown>;
+  achievements?: Achievement[]; 
+}
\ No newline at end of file
diff --git a/src/interfaces/top.interface.ts b/src/interfaces/top.interface.ts
new file mode 100644
index 0000000..5f26d3e
--- /dev/null
+++ b/src/interfaces/top.interface.ts
@@ -0,0 +1,6 @@
+export interface Top {
+  nickname: string;
+  clan: string;
+  class: string;
+  shard: string;
+}
\ No newline at end of file
diff --git a/src/services/format.service.ts b/src/services/format.service.ts
index ee81b0f..874863c 100644
--- a/src/services/format.service.ts
+++ b/src/services/format.service.ts
@@ -1,11 +1,13 @@
 import { Server } from "../enum/common.enum";
+import { Achievement } from "../interfaces/common.interface";
+import { Player } from "../interfaces/player.interface";
 
 export class formatService {
   getMatch(el: any, regexp: any) {
     return el.match(regexp)[0].trim();
   }
 
-  format(playerData: any, achievements: any, server: Server) {
+  format(playerData: Partial<Player>, achievements: Achievement[], server: Server) {
     let player = playerData;
     const full_player = parseFullResponse(player['full_response']);
     delete player['full_response'];
@@ -14,7 +16,7 @@ export class formatService {
         server,
         player,
         full_player,
-        achievements
+        achievements,
     };
   }